OFFSET
0,2
LINKS
Index entries for linear recurrences with constant coefficients, signature (19,-126,344,-320).
FORMULA
a(n) = (8^(n+3)-8*5^(n+3)+9*4^(n+3)-2^(n+4))/72. [Yahia Kahloune, May 25 2013]
MATHEMATICA
CoefficientList[Series[1/((1-2x)(1-4x)(1-5x)(1-8x)), {x, 0, 30}], x] (* Harvey P. Dale, Apr 02 2020 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved